Android 学习记录（一）：发送 http 请求

/**
 * 使用异步http框架发送get请求
 *
 * @param path get路径，中文参数需要编码（URLEncoder.encode）
 */
public void doGet(String path) {
    AsyncHttpClient httpClient = new AsyncHttpClient();
    httpClient.get(path, new AsyncHttpResponseHandler() {
        @Override
        public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
            if (statusCode == 200) {
                try {
                    //此处应该根据服务端的编码格式进行编码，否则会乱码
                    System.out.println("Post:"+new String(responseBody, "utf-8"));
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                }
            }
        }

        @Override
        public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
            System.out.println("-------Error-------");
        }
    });
}


/**
 * 使用异步http框架发送get请求
 *
 * @param path
 */
public void doPost(String path) {
    AsyncHttpClient httpClient = new AsyncHttpClient();
    RequestParams params = new RequestParams();
    params.put("", "");//value可以是流、文件、对象等其他类型,很强大!!
    httpClient.post(path, params, new AsyncHttpResponseHandler() {
        @Override
        public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
            if (statusCode == 200) {
                try {
                    //此处应该根据服务端的编码格式进行编码，否则会乱码
                    System.out.println("Get:"+new String(responseBody, "utf-8"));
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                }
            }
        }

        @Override
        public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
            System.out.println("-------Error-------");
        }
    });
}